This battery is suitable for DIY electronic products with 3.7-5V and less than 9.62Wh 2600mAh built-in 2-wire battery replacement.（★ Not applicable to high-power electric tools and model aircraft） Please note that the specifications and polarity of the connector are based on the product display image,★the red wire is the positive "+" and the black wire is the negative "-"，Do not reverse-charge or reverse-connectreverse. ★The primary battery of some products has no plug or mismatched plug or mismatched polarity. It doesn't matter, you can cut and solder the plug directly or use our heat shrinkable insulating sleeve to connect the same color wire. 505573 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 2600mAh, power 9.62Wh, size 2.913 x 2.165x 0.2 inch(74×55×5mm) (L*W*T), Weight:1.534oz(43.4g)，Maximum current:2600mA。 It can prevent overcharge, overdischarge, overcurrent, and short circuit. It‘s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-24 high temperature resistant silicone cable。 If there are any quality issues within a year, ★please feel free to contact us via email for replacement.

Package:505573 2600mAh LiPo battery x 1,heat shrinkable insulating sleeve x 1

This battery is suitable for DIY electronic products with 3.7-5V and less than 9.62Wh 2600mAh built-in 2-wire battery replacement.（★ Not applicable to high-power electric tools and model aircraft）

Size:2.913 x 2.165x 0.2 inch(L*W*T)
Size:74×55×5mm(L*W*T)
Capacity:2600mAh
Weight:1.534oz(43.4g)
Maximum current:2600mA