সংক্ষিপ্ত উত্তর: Solly Kickstarter — 300W total output, 74Wh (20000mAh) solid-state battery, foldable built-in AC plug (US/EU/UK), solar panel ~5W emergency trickle, dual 140W USB-C PD 3.1 laptop charge, USB-C lanyard cable। Size 8×6×3.5cm, 400g। Early bird $89, ship August 2026 — crowdfunding risk।
New Atlas, Gizmocrowd, LavX June 2026 — Xiaomi 20000mAh 22.5W India official alternative; Solly premium travel niche Kickstarter only today।
Headline features
- 300W combined output — dual 140W USB-C + 20W USB-A.
- Built-in 110V/220V fold AC plug — no separate wall brick.
- Solar panel ~5W / 800mAh per hour sunlight emergency.
- Solid-state Li-ion — puncture thermal runaway safer claim.
- USB-C cable doubles as carry lanyard 100W cable.
- 26 min full charge via built-in wall plug claim.
- Pass-through charge — wall powers bank + devices same time.
- Smart display — watt in/out, temp, battery %.
Spec table
| Feature | Solly Power Bank |
|---|---|
| Capacity | 20000mAh / 74Wh solid-state |
| Max output | 300W total |
| USB-C | 2× up to 140W each PD 3.1 |
| USB-A | 20W QC 4.0+ |
| Input | 140W USB-C or built-in AC plug |
| Solar | ~5W panel emergency |
| Size | 8×6×3.5 cm (3.1×2×1.4 in) |
| Weight | 400g / 14.1 oz |
| Plug variants | US, EU, UK foldable |
| Kickstarter | $89 early bird Basic |
| Ship | August 2026 worldwide |
69× funded $213K+ vs $3K goal May 2026 — hype real verify delivery history new brand first product caution Bengal backer read comments section delay report pattern।
300W — laptop ready?
140W USB-C MacBook Pro Dell XPS charge full speed single port — creator travel one device replace wall charger + adapter + bank triple; 300W total MacBook + phone + watch simultaneously airport layover Delhi Kolkata flight cabin 74Wh airline OK under 100Wh; vs Xiaomi 22.5W phone-only segment different buyer professional nomad Salt Lake freelancer client site visit।
Solar — realistic expectation
5W panel noon direct sun ~800mAh/hour — full 20000mAh 25+ hour ideal lab not practical; emergency campsite Sundarbans trek phone alive 10% overnight survival trickle not primary recharge; integrated panel scratch protective layer marketing; Bengal monsoon cloudy week solar useless honest seasonal India buyer grid+solar combo marketing overpromise decode।
Built-in AC plug — travel win
US/EU/UK prong fold flush pocket — no loose brick cable tangle; pass-through hotel socket bank charge + laptop run one outlet old guesthouse Darjeeling common; India Type D plug variant Kickstarter check backer comment demand universal adapter accessory optional New Atlas mention rest-of-world accessory; 220V support Europe Bengal traveler Schengen trip one unit theory verify CE certification ship।
Solid-state vs normal Li-ion
| Solly solid-state | Normal 20000mAh | |
|---|---|---|
| Electrolyte | Solid/no liquid | Liquid Li-ion |
| Puncture risk | Lower claim | Higher swell fire |
| Airline Wh | 74Wh OK | 74Wh OK if rated |
| Price | $89 KS | ₹1,500–3,000 India |
| Warranty | 12 month KS | 1–2yr brand India |
Marketing solid-state buzz 2026 — verify independent teardown post-delivery; thermal display on device transparency good sign fake watt cap test needed YouTuber Bengal subscribe update when ships।
Crowdfunding risk checklist
- First product new brand — delay common Kickstarter.
- India backer customs duty GST on $89+$ shipping.
- No Mi.com style local warranty — RMA international ship.
- Spec claim 300W peak simultaneous all ports — verify review.
- Wait retail Anker/shipping if risk-averse.
Back $89 only if accept August 2026 maybe slip + India import hassle; conservative buyer wait Amazon India listing 2027 if successful campaign retail partner।
vs Anker SOLIX C300
Anker 288Wh 300W 90000mAh bigger station not pocket — Solly pocket 74Wh same 300W peak marketing different capacity class; Anker India official warranty ₹25K+ class; Solly travel minimalist Anker camp power station different use case compare spec sheet capacity not watt alone honest article decode user query “300W foldable solar” likely Solly KS trending headline।
উপসংহার
Solly 300W foldable = built-in plug + solar + 140W USB-C travel hub Kickstarter $89 August 2026; innovative not proven; India direct backer possible customs; daily user Xiaomi 22.5W India sane; laptop nomad early adopter KS calculated risk informed back only।
Crowdfunding risk — Bengali buyer warning
Kickstarter first product new brand — delivery delay history industry 30% late; $89 early bird August 2026 ship India customs duty $89+$25 possible; no BIS certification India lithium import rule power bank certification check before travel carry; back only if risk appetite OK; established Anker 140W ₹8K safer conservative buyer Xiaomi 20000mAh India warranty alternative budget।
Solid-state battery — what it means
No liquid electrolyte — puncture bend stress thermal runaway risk lower vs Li-ion; airline 74Wh same limit; marketing term verify UN38.3 certification ship; 26 min wall recharge built-in plug impressive if real independent review wait backer delivery September test Bengal tech YouTuber unbox promise follow-up article link update post launch।
Kickstarter backer tiers — price breakdown
Basic $89 early bird sold tier check live campaign — Pro bundle extra cables pouch higher; shipping calculated later India backer $15-25 estimate backer comment history; GST 18% customs CIF value India post-August 2026 delivery budget $89+$20 ship +₹900 tax total ~₹9,500 all-in vs Anker 737 ₹12K India warranty compare value proposition nomad only; super early $79 tier missed new backer $99 possible price rise campaign end 25 days left Gizmocrowd note June 2026.
Protocol support — device compatibility
- PD 3.1 — MacBook Pro 14/16 M4 full 140W.
- QC 4.0+ — Snapdragon phone fast.
- Apple 2.4A — older iPad slow OK.
- PPS — Samsung S26 adaptive watt.
- Low current — earbuds double-press USB-A.
Bengal mixed household Android+iPhone+iPad one Solly theory — simultaneous 3 port family trip Digha weekend car charge driver+passenger+tablet kid back seat peace; pass-through wall hotel Old Digha lodge one socket common infrastructure match product design intent travel India domestic tourism segment target user profile accurate marketing fit.
Sources
- New Atlas — Solly solar power bank
- Gizmocrowd — Solly 300W review
- LavX — Solly 300W foldable specs
- GizNewsDaily — foldable 300W power bank
India buy?
Kickstarter backer ship worldwide; customs extra.
Price?
$89 early bird Kickstarter Basic bundle.
Solar full charge?
No — trickle emergency only ~5W.
Laptop charge?
Yes — 140W USB-C PD 3.1 per port.
Risk?
Crowdfunding new brand — delay possible.
