By monitoring your Active Zone Minutes, heart rate, and sleep, you'll get a range of insights and can set your own personal challenges. Going for a run or jog?. Set your own pace. And you'll get notified if anything is out of the ordinary.
eBay
5pcs Mini Solar Panel 2/1.5/3/5V 120/150/130/60mA Solar Panel With Wires Outdoor Waterproof Charge Board
Aliexpress UK
Fitbit Charge 5 fitness tracker in black color. Used but fully functional. The strap has a light cologne scent. Comes with the original magnetic charging cable. Model: Fitbit Charge 5 Display Size: 1.04" AMOLED Band Material: Silicone Color: Black Compatibility: Android & iOS Features: Heart rate monitor, GPS, SpO2, activity & sleep tracking, notifications Condition: Used, strap has a cologne scent, fully functional Includes: Tracker + charging cable
eBay
ESP32S3 mini development boards Seeed Studio XIAO esp32s3 - 2.4GHz Wi-Fi,BLE 5.0,Dual-core,Battery Charge, Power Efficiency
Aliexpress UK
This smartwatch is a great addition to your fitness gear collection.
eBay
8.4V 2A Fast Charge Charger Filled With Self Stop Lamp 8.4V 2000mA Battery Charger DC 5.5*2.1MM For 18650 Li-ion Lithium Battery
Aliexpress UK
(Use of the always-on display and SpO2 features will require more frequent charging. It is intended to provide information that can help you manage your well-being). Exercise Plan. Efficient usage duration.
eBay
Type-C 5V 2A 2S/3S 3.7V Charge Discharge Module Charger DC 4.5~9.5V Board Boost Converter 18650 lithium Battery Power Supply
Aliexpress UK
In very good condition - holds battery well. Comes with charger. The wristband is old and a bit sticky off age so will need a new one.
eBay
Input 5-18V output 5V 2A Solar Power Bank USB Charge Voltage Controller Regulator For Mobile phone MP3 MP4
Aliexpress UK
1× Charging cable.
eBay
Welding Free 10*18650 Battery Storage Box 2 USB Power Bank Case 5/12V DIY Shell 18650 Battery Holder Case PD QC 3.0 Quick Charge
Aliexpress UK
(Use of the always-on display and SpO2 features will require more frequent charging. It is intended to provide information that can help you manage your well-being).
eBay
PSC-100-12 UPS Switching Power Supply 100-240VAC AC to DC 100W 13.8V 5.0A 13.8V 2A Charge Function SMPS
Aliexpress UK
Capacity 65mAh. Category Smartwatch. Rate 0.25Wh.
eBay
5/10pcs TP5100 double single lithium battery charge management compatible 2A rechargeable lithium plate
Aliexpress UK