• Compact and easy to carry.
• Easy to use even for the elderly.
• Two 1.5V AAA batteries can be used continuously for more than 15 hours, more environmental protection and energy saving.

Features:

• Size: 58 (H) × 34 (W) × 30(D)mm.
• Weight: 50g Include batteries.
• Battery Type: Two1.5V AAA alkaline batteries.
• Service life: Over 10000 times.
• Display: OLED.