Wireless iPhone Watch Charger [ MFi Certified], Portable iwatch Charger 700mAh Smart Keychain Power Bank, Compatible for Apple Watch Series 5 4, 3, 2, 1 & Nike 44/42/40/38mm Watch Charger for Travel

Amazon.com Price: $27.99 (as of 06/07/2020 13:20 PST- Details)

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[ MFi Certified] :Built-in MFI certified(PPID:229515-0157.)magnetic charging module, Apple has tested this charger and certified it’s safe to use with all versions of the Apple watch. Your watch is protected from over-current, over-charging and over-heating.
[Made for all Watch]: Compatible for all 38/40/42/44 mm Apple Watch models; Apple Watch Series5/ 4/3 / 2 / 1, Apple Watch Sport, Apple Watch Nike+, Apple Watch Hermès, Apple Watch Edition.