Weltool UB-123A (WEL-UB-123A) – 3.0V USB Rechargeable CR123A Li-ion Battery Fixed Blade Real time heart rate and

Real time heart rate and heart rate zones

Intuitive single-button operation Electronic

3 ways to attach: Fits standard belts

7hrs) - 13 lumens (53hrs) - 125 lumens (5hrs) - 2 lumens (200hrs)

Weltool UB-123A (WEL-UB-123A) – 3.0V USB Rechargeable CR123A Li-ion Battery Fixed Blade Real time heart rate andWeltool UB 123A (WEL UB 123A) The Weltool UB 123A (WEL UB 123A) is a 3. 0V rechargeable CR123A battery, a rechargeable CR123A replacement that matches the size and output voltage of a standard CR123A while adding USB charging. Many devices use disposable CR123A lithium cells; ordinary rechargeable lithium cells of the same size reach 3. 64. 2V, which can damage CR123A rated electronics. The UB 123A outputs a safe 3. 0V, can be recharged about 300