The Second Generation Zhinuan Passive LED Water Temperature Meter $ 12.75 Specification: Product name: Zhinuan passive led thermometer v2 Product model: Bd-ls-05. Product specifications: 81.080.630.0mm. Product material: Abs (plating), pc Nut specification: National standard 4 points (1/2 inch) Temperature range: 0c-100c (32f-212f) Measurement error: +0.5c (+1f) Measurement accuracy: 0.5c (1f) Timing range: 99 hours and 99 minutes