Elevate your device's power with the YH503450 Lithium 3.7V Battery. This premium battery provides long-lasting and reliable performance. Upgrade to this exclusive battery for a seamless and sophisticated experience. Unleash the potential of your device with this elegant and powerful accessory.

Replacement Lithium Ion Battery for

• Works only with 2nd Gen InTENSity Stim Devices
• InTENSity 12 TENS Unit
• InTENSity Twin Stim IV TENS & EMS Combo Unit
• InTENSity IF Combo II TENS & Interferential Unit
• InTENSity Select Combo II TENS, EMS, IF, & Russian Stim Combo Unit
• Lithium Battery for Omega Unit
• INTENSITY™ 2ND GENERATION LITIUM ION BATTERY REPLACEMENT
• 3.7V nominal voltage and 4.2V charging voltage limit
• 900mAh (3.33wh) battery capacity