This battery is suitable for replacing built-in 3.7-5V batteries with 2 wires and a capacity less than 4.62Wh 1250mAh in 3.7-5V electronic devices (★ Not suitable for high-power electric tools and model aircraft). Please note that connector specifications and polarity are based on the product display image. ★ The red wire is the positive terminal “+”, and the black wire is the negative terminal “-”. Do not reverse the connection! ★ Some products' original batteries may lack plugs, have incompatible plugs, or exhibit mismatched polarity. No worries—you can simply cut the wires and use the included heat-shrink tubing to connect the wires of the same color from the old plug. 603450 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 1250mAh, power 4.62AWh, ★size 6×34×51mm(0.236×1.339×1.988inch）(T*W*L), Weight:25g(0.88oz)，Maximum current:1.2A。 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, and genuine JST Pitch2.0mm 2-pin connector module. If there are any quality issues within a year, ★please feel free to contact us via email for replacement.

Package:603450 1250mAh LiPo battery x 1,heat shrinkable insulating sleeve x 1

This battery is suitable for replacing built-in 3.7-5V batteries with 2 wires and a capacity less than 4.62Wh 1250mAh in 3.7-5V electronic devices (★ Not suitable for high-power electric tools and model aircraft)..

Size:6×34×51mm(0.236×1.339×1.988inch）(L*W*T)
Capacity:1250mAh
Weight:25g(0.88oz)
Maximum current:1.2A