Feetures:
Color:Black
Dimension: approx.80mm(L)x30mm(W)x22mm(H)
Tmperature measuring range: -30℃ to 50℃/ -20℉ to 120℉
4 In 1:whistle;magnifier;built-in for compass;keychain
Convenient to carry
Necessary Survival tools， providing timely help
Suitable for travel， party， outdoor activities and all kinds of competition activities

Package Included:
1x 4in1 multifunctional whistle