This Aftermarket CS-MKT497TW Battery is made specifically for the Motorola CP040, CP1700, EP450, and the GP3688 Radio (and more). This UPGRADED Li-Ion battery offers 7.2V/1800mAh of power - and replaces the Motorola NTN4970 Battery (and many others below). 

This battery will fit the following models:

Motorola: CP040, CP140, CP150, CP160, CP170, CP180, CP200, CP200D, CP200XLS, CP250, CP340, CP360, CP380,  EP450, GP3188, GP3688, PM400, PR400 

This battery will replace the following part numbers:

Motorola: NNTN4496, NNTN4496AR, NNTN4497, NNTN4497A, NNTN4497AR, NNTN4851, NNTN4851A, NNTN4851AC, NNTN4851AR, NNTN4851R, NNTN4970, NNTN4970AN, NTN4970AR, NTN4496, NTN4497, Motorola CP150, NTN4970, PMNN4251 

CS-MKT497TW Battery Specifications:
Part No.: CS-MKT497TW
Chemistry: Ni-MH 
Voltage: 7.5V
Capacity: 2500mAh
Rate: 18.75Wh
Dimensions: 121.00 x 60.00 x 38.16 mm 

NOTE - this upgraded version may be slightly thicker (5mm) than your original version. This may be a problem, ONLY if you are attempting to fit in an existing pouch or holder.

BIN CS-1307

PLEASE NOTE - This battery is available with a standard capacity (1800mAh) - If interested, please see our Cross Reference Recommendation CS-MKT496TW