Watch is an M5Core watch set. In addition to being a powerful development hardware, the M5Core has a sophisticated look that gives it the possibility to wear smart. The kit is designed for the M5Core series,Compared with the old 3D printing base, the new model uses a mold, which has a qualitative improvement in appearance and quality. in addition to the cool strap. Also equipped with a 700mAh lithium battery, allowing users to have sufficient reliable endurance while using the device.

Note: This product is compatible with M5Core2.If combined with Core2, it can be locked with two M3*18 cup head screws.

Product Features

  • 700mAh lithium battery


  • 1x strap base
  • 1x 700mAh battery
  • 2x telescopic card pin
  • 2x M3x15 screws
  • 1x HEX KEY
  • 1x disassemble screwdriver


  • smart watch


Resources Parameter
Watch strap 260mm x 22mm 18g
bottom 54.3mm x 54.3mm x 7mm 25g
Gross weight 87g
Product Size 54.3 x 54.3 x 7mm
Package Size 125 x 67 x 23mm

Assembly step

Assembling the strap: Insert the matching telescopic card into the strap fixing hole, and have two small holes on both sides of the base of the watch. Place one side of the telescopic card pin into the hole and the other side with the finger. Press and place it. Complete the installation of another strap in the same way.

Install the battery: Plug the lead wire from the battery to the corresponding interface on the host circuit board. After the plug-in is completed, adjust the position of the battery to facilitate the installation of the watch base.

Installation base: According to the position of the BUS bus on the main unit, the watch base is vertically inserted into the main unit and locked with the matching screws to complete the assembly.


M5Stack ESP32 Basic Core based maker watch.