SPECIFICATIONS

Band Detachable: No

Band Material: Metal

Battery Capacity[mAh]: 40

Bluetooth-compatible Version: 5.1

Brand Name: ZONGJI

Case Material: Alloy

Category: Ring

Certification: CE

Function: Chronograph,Countdown

Hign-concerned Chemical: None

Language: English

Screen Style: Round/Oval

Screen Type: OLED

Screen size[mm]: 0.49

Touch Screen: No

Weight[g]: 11.7g

IQibla M02 Metal Alloy Tasbih Smart Ring for Muslims Tasbeeh Digital Counter

5 Prayer Time Reminder Bluetooth IP68 Waterproof

M02 has the charging case but there is no battery inside，the ring
can be placed in the charging case when not in use and charged by connecting it to an adapter
or computer via the USB port

M20 Pro also has the charging case but 120mAH Battery built in the charging case，no worries you have the power of 15 days battery life.