27a 12v battery

This Heart Rate Monitor Armband monitors your heart rate in real-time while doing workout, helping to manage your heart health and stress levels. It adopts optical sensor technology for highly accurate heart rate monitoring, allowing for continuously measuring real time heart rate data ±1bpm during exercise. Compatible with Bluetooth 5.0 & ANT+, it is great for working with smartphones, Garmin, Wahoo sport watches/GPS bike computers/fitness equipment and many other devices which support Bluetooth 4.0 & ANT connection. SPECIFICATIONS HRV: Yes Bluetooth Connection: BLE 5.0 /ANT+ Material: ABS + TPU Battery: 90mAh Rechargeable lithium battery Battery Life: 16 hours Single Charge Time: About 1.5 hours Charging Method: Magnetic USB Charging Waterproof: IP67 (not recommended for swimming) Strap Length: 21-33cm Adjustable Main Body Size: 4.6cm x 3.6cm x 1.4cm Net Weight: 20g Colour: Black+Grey

9x6 inch active area, 4 customizable shortcut keys.<br/> Tilt recognition 卤60 levels , 8192 pressure levels.<br/> battery free EMR technology, Compatible Android devices.<br/>

8.35 x5.33 inch working area, 8192 pressure sensitivity.<br/> Battery-free stylus, 4 customizable shortcut keys.<br/> 5080 LPI Resolution, 266 RPS Report Rate have no delay.<br/>

6 x 4 inch, battery-free stylus with 20 replacement nibs. <br/> Digital signature pad, great for OSU! game play .<br/> A low-cost option for teachers to create and present online Classes.<br/>

4 x 3 inches compact active area, 8192 Levels battery-free stylus.<br/> Optimal for osu! gameplay, edit photos and input a digital signature.<br/> Perfect for kids and beginning artists to draw,write and skecth.<br/>

10 x 6-inch working area, A touch dial and 6 shortcut Keys.<br/> wired and wireless ( 2.4GHz Technology ) connection available.<br/> Battery-free stylus support 8192 levels of pressure sensitivity.<br/

10 x 6-inch working area, 8192 pressure sensitivity,8 shortcut keys.<br/> The battery-free stylus does not require batteries or charging.<br/> an affordable drawing pad with a responsive stylus, perfect for beginners to draw, sketch, and edit photos.<br

Ferplast Dog Collar with a Reflex and Light is a smart dog collar for your evening walks with your dog. This dog collar has both a reflex and a light that is very visible even at a long distance. The light has 3 settings: Permanent light, Blink and fixed blink., Battery: CR 2032 (included), Gtin: 8010690125268,