Suitable for small animals such as mice, hamsters or rat pups for a physiological temperature range. Thin stainless steel shaft 19 mm long, smooth ball tip of 1.7 mm diameter. Supplied with a 2-pin T-type thermocouple plug for connection to the T-type Pod.

Suitable for use in adult rats over a complete physiological temperature range. Stainless steel shaft 25.4 mm long, smooth ball tip 3.2 mm diameter. Supplied with a 2-pin T-type thermocouple plug suitable for connection to the T-type Pod.

Suitable for use with rabbits and larger animals. Maximum temperature 90°C, time constant 5.0 secs, 1.5 m lead.