
Kepwam Self Heating Coffee Mug T2
For commuters and desk workers who hate lukewarm coffee, this simple rechargeable mug keeps a full 16oz drink at one of three set temperatures for hours — a cheaper, app-free Ember alternative with longer battery life.
If you regularly find your coffee gone cold mid-meeting or on a commute, a rechargeable temperature‑control mug fixes that problem without tethering you to a charger or a phone app. The Kepwam T2 is a 16oz smart heated mug that promises three preset temps (113°F, 131°F, 149°F), a built-in LED readout, and a USB charging coaster so you can use it portably or keep it warm all day at your desk. ## What makes it worth it The Kepwam stands out because of three practical choices: it offers three easy presets up to a piping 149°F so you can choose a reliably repeatable serving temperature without fiddling with an app; its internal battery is claimed to run for about 150 minutes away from the dock (manufacturer also states up to roughly 3 hours at the lowest setting and up to 6 hours with the sliding lid on), which compares favourably to Ember’s ~80–90 minute battery; and it includes a USB charging coaster that keeps the mug warm indefinitely while docked. The 16oz capacity (about 14oz with lid) is larger than many smart mugs, and the one-button UI plus built-in temperature/battery display means it works straight out of the box. ## Where it falls short The Kepwam uses three presets rather than precise, app-controlled temperatures, so you lose the granular control Ember users get; the exterior is a ceramic‑matte coated stainless body rather than a premium single‑piece ceramic finish; and the mug is hand‑wash only and explicitly not dishwasher or microwave safe, which is less convenient for everyday cleaning. Buy this if you want a simple, rechargeable heated mug that holds a generous 16oz and stays warm for hours without an app; skip it if you need exact app-controlled temperature tuning, a premium ceramic finish, or dishwasher-safe convenience.
£95.51
Buy nowBuy if
You want a simple, rechargeable heated mug that holds a full 16oz and keeps your drink warm for hours without an app or constant charging.
Skip if
You prefer precise app-controlled temperatures, a premium ceramic finish, or dishwasher-safe convenience.
What we found
Temperature presets
Three presets — Warm 113°F, Hot 131°F, Piping 149°F
Max temperature
149°F (65°C)
Battery life (portable)
Manufacturer claims ~150 minutes on battery (up to ~3 hours at 113°F; up to 6 hours with lid on low)
Charging & desk use
USB charging coaster included; keeps mug warm indefinitely when docked
Capacity
16 oz (approx. 14 oz with lid)
Controls & display
Single-button control with built-in LED temperature and battery readout; no app required
Materials & insulation
Stainless-steel body with ceramic matte coating; double-wall vacuum insulation; BPA-free
Ready to buy?
£95.51