S10 Max Series 10 smart watch -pink

Key features & specs

Based on multiple listings:

Display: roughly 2.0″ (some say 2.19″) screen, resolution around 240×240 up to 420×485 pixels. Jumia Nigeria+2gizmoghor.com+2

Connectivity: Bluetooth (versions listed vary: 5.0 / 5.2) and support for notifications, calls & messaging. avania.co.ke+1

Health / fitness features: Heart-rate monitoring, SpO₂ (blood oxygen) tracking, sleep monitoring, multi-sport modes. gizmoghor.com+1

Battery & charging: Varies by listing – many show ~200–230 mAh capacity and usage around 1-4 days in typical use. Wireless charging or magnetic charging mentioned in some. audioquest.co.ke+1

Water resistance: Some list IP67 or IP68 (or “life waterproof”) but this may vary by region or model. anikonlineshop.com

Compatibility: Android & iOS supported via companion app. gizmoghor.com+1

⚠️ Things to watch out / caveats

The specifications vary a lot depending on the seller/source. E.g., one listing says battery usage “up to 4 days” only. avania.co.ke

Build quality and durability: Some cheaper listings may not deliver item exactly as described. One Reddit user (though for a related cheap watch) said:

“I recently bought an S10 … it’s not waterproof. I was just washing my hands with it, and water got under the screen.” Reddit

After-sales support, software updates, accuracy of sensors may be less reliable than premium brands.

Market naming confusion: “S10 Max” could be used by different vendors with slightly different specs/quality.

Warranty and spare parts in Kenya might be limited, so check seller reliability.

???? My verdict: Is it a good buy?

For a budget smart-watch in Nairobi, the S10 Max looks like a reasonable option if you:

Don’t expect premium build/sensor accuracy like high-end brands.

Use it for basic health/fitness tracking, notifications & calls rather than advanced medical-grade monitoring.

Buy from a trusted local seller and check what warranty they provide, return policy, and whether the actual item matches the advertised specs (display size, battery life, strap/finish).
If you need high-accuracy health tracking, long battery life, strong water resistance, or robust ecosystem/support, then investing a bit more in a known brand might be wiser.