This is a generic, equivalent one, 100% compatible. This Replacement Li-ion rechargeable battery is designed to compatible with Nikon EN-EL5 ENEL5 CP1 Coolpix 3700 4200.

Specifications:
* Product Type: generic/equivalent
* Chemical Composition: Li-ion
* Voltage: 3.7V
* Capacity: 1700mAh
* Dimension: 53.10 x 35.20 x 7.35 mm
* Condition: new, 1 Year Warranty!
* Use Integrated microchip which can prevent overcharge and over-discharge.
* No memory effect, batteries can be charged or discharged at any time without harm.

Replace Part Numbers:
EN-EL5, ENEL5, CP1

Compatible with the following Nikon camera models:
For Nikon Coolpix 3700, Coolpix 4200, Coolpix 5200, Coolpix 5900, Coolpix 7900, Coolpix P100, Coolpix P3, Coolpix P4, Coolpix P500, Coolpix P5000, Coolpix P510, Coolpix P520, Coolpix P5100, Coolpix P6000, Coolpix P80, Coolpix P90, Coolpix S10

Package Included:
1 x 3.7V 1700mAh Replacement Battery for Nikon EN-EL5 ENEL5 CP1 Coolpix 3700 4200