Unfortunately, much weaker than the original
Photo Primus brand Replacement Battery for Panasonic DMW BCM13E (1250 mAh) Suitable for: Panasonic Lumix DMC-TZ41, DMC-TZ40, DMC-FT5, DMC-ZS30 and much more. (Accessories) 2
Photo Primus brand Replacement Battery for Panasonic DMW BCM13E (1250 mAh) Suitable for: Panasonic Lumix DMC-TZ41, DMC-TZ40, DMC-FT5, DMC-ZS30 and much more. (Accessories)
After 3 charge / discharge cycles at a digicam Panasonic TZ 41 of the 1st Battery was 75 minutes and 2. Battery 85 minutes video recording empty. Managed the original battery from Panasonic however, 120 minutes video recording. Only the low price can comfort over it.