Battery for Motorola/Symbol WT4090/WT41N0 The H4090-Li is a replacement for the OEM WT4090 that is used in Symbol/Motorola WT4090 mobile computers and WT41NO terminals. - Contains the highest quality battery cells - Provides excellent discharge characteristics - Provides longer cycle life - Extends operating time and reduces total number of batteries needed - Rigorous testing including temperature, vibration, shock, drop, short circuit, and overcharge