This is a 2 digit fourteen segment display, height is 21mm.
Picture shows all lights lit - taking pictures of leds is hard, it looks better, redder, brighter in real life. Test circuit not included )
2 digits, and a decimal point for each digit.
Common anode - 1 anode for each digit, and a cathode for each segment A through M and the Decimal Point
There are 17 pins, standard 2.54mm spacing.
Pinout - LOOKING FROM THE FRONT
Top row left to right
F, G, DIGIT_1, I, J, G1, A, DIGIT_2, B
Bottom row left to right
E, M, [NC] , L, K, G2, D, DP, C