Part Number: Replacement for the Following Battery Model/Part Numbers: LSSP491524AE.
Type: Replacement Battery
OS Compatibility: Compatible with the Following Models: FitBit Surge, FB501, FB501BKS, FB501BKL, FB501BKXL, FB501BUS, FB501BUL, FB501BUXL, FB501TAS, FB501TAL, FB501TAXL.
Specifications: Standards and Certifications: CE, FCC, WEEE & RoHS
Frequency response (amplifier): 100 Hz - 18 kHz
Speaker frequency response (speaker): 300 Hz - 18 kHz
Power output: 2.4 W
Diameter, driver: 5.2 cm (2 in.)
USB mini B (for audio and charging)
Battery: lithium, 300 mAh
Working time: 7-8 hours
Full recharge time: up to 4 hours, USB
LED indicator (green/charging; red/charged)
Includes Mobile Mini Speaker, Travel bag, cable and user manual