296Wh/300W Portable Solar Power Charger Generator for Camping

Item No.: TWE0198
Battery Type: lithium ion battery
Energy Capacity: 296Wh
Rated Power: 300W, Peak Power: 350W
Dimensions: 255*230*140mm
Warranty: 1 Year
Certificate: CE, ROHS, UN38.3, FCC, MSDS, etc.
Package: 1pc/carton, G.W.: 3.8KG, N.W.: 2.8KG
Description Brand Introduction Review
Product Specifications
Item Specifications Remark
Model No. TWE-LI300W
Rated Power 300W Peak Power: 350W
Battery Capacity 20Ah/296Wh
Battery Type High quality lithium ion battery
Product Size 255*230*140mm
Shell Material ABS+PC
Output Waveform Pure Sine Wave
Input AC: 110V-220V 60Hz/50Hz
DC: adaptor 19V/3A 
Solar Panel (DC5521): 18V 3A max
Vehicle Charging: 12V 3A
Output AC: 220V 50Hz, 110V 60Hz/50Hz
DC: 12V±1V 6A max
2*USB: 5V/2.1A, 5V/3.0A
1*Type-C: 5V/3A, 9V/2A, 12V/1.5A
no cigarette lighter port, it can be equipped with an adapter cable (DC head to cigarette lighter port)
LED Flashlight 3W
Working Temperature -10℃~60℃
Charging Temperature 0℃~40 ℃
Cycle Life ≥500 times
Input Conversion 90%
Controller Type MPPT
Protection Short circuit, over current, over charge, over discharge, over-load, high temperature protection
Product Advantages
-High quality battery: A grade car standard battery
-High safety: with built-in BMS with multipule protection
-Long life time: above 500 times
-Pure sine wave, super high efficiency
-Complete specifications, and can be customized on demand
-20+ Years mature battery factory, worry-free after sales
Lighting, projector, kitchenware, car refrigerator, digital products, outdoor lighting, mobile phones, laptops, stereo, microphone, medical device, emergency rescue, car emergency start, home appliances, backup power, etc.
Live Stream
Film&Televison Crew
Emergency Rescue
Power Failure Backup
Safety certificate: CE,CB, IEC62133, UL, PSE
Environmental certificate: ROHS, REACH
Quality management certificate: ISO9001, ISO14001, BSCI
Shipping certificate: UN38.3, MSDS, Air/Sea Transport Identification&Classification Report
CE certificate
RoHS certificate
IEC62133 certificate
UN38.3 certificate
ISO9001 certificate
Production Process
01 Incoming Main Control Board Inspection
Fully inspect incoming materials
02 Incoming Enclosure Inspection
Fully inspect incoming materials
03 Laser Carving
Enclosure Printing
04 Face Board Preparation
Prepare for assembling
08 Finished Product Inspection
Fully inspect the finished product
07 Finished Product Aging
06 Semi-finished Product Test
05 Assemble Battery Pack
High quality battery pack produced by our own factory
09 High and Low Temperature Test
10 Finished Product Apperance Full Inspection
11 OQC Shipment Inspection
12 Packing
With 20 years experience in battery field, Topwell can ship the battery by Sea / Air / Express.
We can provide you with all DG certification which allows you to ship these batteries, such
as UN38.3 /MSDS /DG. We can ship from Shenzhen,Shanghai,HK...
Brand Introduction

Yichun Topwell Power Co., Ltd (Trademark:TWE) established in 2002, is a high-tech enterprise focusing on the R&D, production and sales of lithium polymer batteries, lithium ion batteries, lithium iron phosphate batteries, and lithium thionyl chloride batteries. Products are widely used in consumer electronics, Internet of Things, smart home, medical, vehicle, home and outdoor energy storage, and have obtained CE, RoHS, Reach, UN38.3, IEC62133, CB, UL, MSDS certifications, etc.


Topwell moves on by providing reliable, efficient and intelligent battery solutions to meet different energy needs. We have efficient engineering, production and quality management teams. From raw material procurement, to production, testing, sales and after-sales service, all steps have been controlled by a strict quality management system. Our factory has passed ISO9001, IS014001, BISI certification, SGS, Intertek audit. With the advantages in price, quality and service, we have established long-term and stable cooperative relationships with many well-known brands. Topwell always attached the great importance to the long term cooperation with customers. No matter the order is big or small, we do our best to support you the highest quality with favorable price. We believe that Topwell Power can be your best battery supplier!


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