You might not use a thermometer often, but it's very handy to have your own once the need arises. There's no cord to restrict you, just make sure you've charged the battery.
Conrad Electronic
VOLTCRAFT PTM-110 Thermometer -70 - 250 °C Sensor type Pt1000 IP65
Or £29.13/mo. (x3)*
*Pay in 24 installments with Klarna, APR 21.90%: Borrowing more than you can afford, or paying late, may make it harder to get credit in the future. Credit subject to status. 18+. UK residents only. A downpayment of 10% or higher may be required. Klarna Financing has a representative 21.9% APR (fixed). Representative example: 21.9% APR representative based on a loan amount of £1200 repayable over 24 months at an interest rate of 21.9% p.a. (Fixed). 23 monthly payments of £61.06 and last payment of £55.01. Total amount payable of £1,463.39. Total charge for credit £263.39. Minimum and maximum purchase amount £250 - £10,000. Lender: Klarna Financial Services UK Limited (nr 14290857). T&Cs apply. Pay in 3: Klarna’s Pay in 3 is an unregulated credit agreement. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. T&Cs and late fees apply.