Product weight: 0.0240 kg Package weight: 0.0810 kg Product size (L x W x H): 26.00 x 4.00 x 1.00 cm / 10.24 x 1.57 x 0.39 inches Package size (L x W x H): 18.00 x 8.50 x 3.50 cm / 7.09 x 3.35 x 1.38 inches Package Contents: 1 x Bracelet, 1 x Charging Cable, 1 x Ring, 1 x Chinese and English Manual