BC-551:

Capacity: 330 lb (150 kg)
Weight Increments: 0.2 lb (0.1 kg)
Body Fat Increments: 0.1 %
8 mm square glass platform
4 person memory

KD-406

Capacity: 70 oz (2 kg)
Weight Increments: 0.05 oz (1 g)
Power Supply:4 x AAA battery (Included)

PD-724

Step Counter
Distance Measurement
Calorie Consumption
Total Walking Time
Security Alarm
Clock
7 Day Memory
Neck Strap included

CJ-688

Calorie Display: 1 - 4108
Jump Counter: 1 - 9,999
Dimensions: 7-1/8" H x 1-1/8" W x 1" D (185 x 30 x 26 mm)
Power Supply: LR44 Battery x 1 (included)